package com.sky.controller.admin;

import com.sky.constant.StatusConstant;
import com.sky.dto.DishDTO;
import com.sky.dto.DishPageQueryDTO;
import com.sky.entity.Dish;
import com.sky.result.PageResult;
import com.sky.result.Result;
import com.sky.service.DishService;
import com.sky.vo.DishVO;
import io.swagger.annotations.Api;
import io.swagger.annotations.ApiOperation;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.web.bind.annotation.*;

import java.util.List;
import java.util.Set;


// 菜品管理

@RestController
@RequestMapping("/admin/dish")
@Api(tags = "菜品相关接口")
@Slf4j
public class DishController {

    @Autowired
    private DishService dishService;


    //   新增菜品

    @PostMapping
    @ApiOperation("新增菜品")
    public Result save(@RequestBody DishDTO dishDTO) {
        log.info("新增菜品：{}", dishDTO);
        dishService.saveWithFlavor(dishDTO);//后绪步骤开发
        return Result.success();
    }

    //分页查询
    @GetMapping("/page")
    @ApiOperation("菜品分页查询")
    public Result<PageResult> page(DishPageQueryDTO dishPageQueryDTO) {
        log.info("菜品分页查询:{}", dishPageQueryDTO);
        PageResult pageResult = dishService.pageQuery(dishPageQueryDTO);//后绪步骤定义
        return Result.success(pageResult);
    }

//    批量删除
    @DeleteMapping
    @ApiOperation("批量删除")
    public Result delete(@RequestParam List<Long> ids){
        log.info("批量删除：{}",ids);
        dishService.deleteBatch(ids);
        return Result.success();
    }

    @GetMapping("/{id}")
    @ApiOperation("根据id查询菜品")
    public Result<DishVO> getById(@PathVariable Long id) {
        log.info("根据id查询菜品：{}", id);
        DishVO dishVO = dishService.getByIdWithFlavor(id);//后绪步骤实现
        return Result.success(dishVO);
    }

    @PutMapping
@ApiOperation("修改菜品")
    public Result update(@RequestBody DishDTO dishDTO){
        log.info("修改菜品：{}",dishDTO);
        dishService.updateWithFlavor(dishDTO);
        return Result.success();
    }
//分类id查询菜品
    @GetMapping("/list")
    @ApiOperation("根据分类id查询菜品")
    public Result<List<Dish>> list(Long categoryId){
        List<Dish> list = dishService.list(categoryId);
        return Result.success(list);
    }
    @RestController("userDishController")
    @RequestMapping("/user/dish")
    @Slf4j
    @Api(tags = "C端-菜品浏览接口")
    public class dishcontroller {
        @Autowired
        private DishService dishService;

        /**
         * 根据分类id查询菜品
         *
         * @param categoryId
         * @return
         */
        @GetMapping("/list")
        @ApiOperation("根据分类id查询菜品")
        public Result<List<DishVO>> list(Long categoryId) {
            Dish dish = new Dish();
            dish.setCategoryId(categoryId);
            dish.setStatus(StatusConstant.ENABLE);//查询起售中的菜品

            List<DishVO> list = dishService.listWithFlavor(dish);

            return Result.success(list);
        }

        @Autowired
        private RedisTemplate redisTemplate;
        /**
         * 清理缓存数据
         * @param pattern
         */
        private void cleanCache(String pattern){
            Set keys = redisTemplate.keys(pattern);
            redisTemplate.delete(keys);
        }

        /**
         * 新增菜品
         *
         * @param dishDTO
         * @return
         */
        @PostMapping
        @ApiOperation("新增菜品")
        public Result save(@RequestBody DishDTO dishDTO) {
            log.info("新增菜品：{}", dishDTO);
            dishService.saveWithFlavor(dishDTO);

            //清理缓存数据
            String key = "dish_" + dishDTO.getCategoryId();
            cleanCache(key);
            return Result.success();
        }


        /**
         * 菜品批量删除
         *
         * @param ids
         * @return
         */
        @DeleteMapping
        @ApiOperation("菜品批量删除")
        public Result delete(@RequestParam List<Long> ids) {
            log.info("菜品批量删除：{}", ids);
            dishService.deleteBatch(ids);

            //将所有的菜品缓存数据清理掉，所有以dish_开头的key
            cleanCache("dish_*");

            return Result.success();
        }

        /**
         * 修改菜品
         *
         * @param dishDTO
         * @return
         */
        @PutMapping
        @ApiOperation("修改菜品")
        public Result update(@RequestBody DishDTO dishDTO) {
            log.info("修改菜品：{}", dishDTO);
            dishService.updateWithFlavor(dishDTO);

            //将所有的菜品缓存数据清理掉，所有以dish_开头的key
            cleanCache("dish_*");

            return Result.success();
        }

        /**
         * 菜品起售停售
         *
         * @param status
         * @param id
         * @return
         */
        @PostMapping("/status/{status}")
        @ApiOperation("菜品起售停售")
        public Result<String> startOrStop(@PathVariable Integer status, Long id) {
            dishService.startOrStop(status, id);

            //将所有的菜品缓存数据清理掉，所有以dish_开头的key
            cleanCache("dish_*");

            return Result.success();
        }


    }
}
